写的一个程序，题目描述：

通过键盘输入任意一个字符串序列，字符串可能包含多个子串，子串以空格分隔。请编写一

个程序，自动分离出各个子串，并使用’,’将其分隔，并且在最后也补充一个’,’并将子

串存储。

-Subject descr iption:

An arbitrary string sequence through the keyboard input string may contain more than one substring, substring separated by a space. Please write a

A program to automatically separate each substring, and use　,　to separate, and in the end also added a　,　and the child

String storage.